Finding the Fourth Proportional to 3,289,307.32, 4,926,296.76 and 3,198,503.08
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Solution
The fourth proportional to 3,289,307.32, 4,926,296.76 and 3,198,503.08 is: 4,790,301.98
Step by Step Solution
- Step 1: Write the proportion equation
3,289,307.32 : 4,926,296.76 = 3,198,503.08 : x - Step 2: Convert to fraction form
3,289,307.32/4,926,296.76 = 3,198,503.08/x - Step 3: Cross multiply
3,289,307.32x = 4,926,296.76 × 3,198,503.08 - Step 4: Simplify right side
3,289,307.32x = 15,756,775,359,854.02 - Step 5: Solve for x
x = 15,756,775,359,854.02/3,289,307.32 - Step 6: Final answer
x = 4,790,301.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.